Home / 7,581.48-11,367.74-2,899.96

Finding the Fourth Proportional to 7,581.48, 11,367.74 and 2,899.96

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Solution

The fourth proportional to 7,581.48, 11,367.74 and 2,899.96 is: 4,348.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581.48 : 11,367.74 = 2,899.96 : x
  2. Step 2: Convert to fraction form
    7,581.48/11,367.74 = 2,899.96/x
  3. Step 3: Cross multiply
    7,581.48x = 11,367.74 × 2,899.96
  4. Step 4: Simplify right side
    7,581.48x = 32,965,991.29
  5. Step 5: Solve for x
    x = 32,965,991.29/7,581.48
  6. Step 6: Final answer
    x = 4,348.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.